<p><b>Abstract</b>—This paper reports on an empirical research based on two software products. The research goal is to ascertain the impact of the adoption of a reuse policy on customer satisfaction. The results show that when a systematic reuse policy is implemented, such as the adoption of a domain specific library, 1) reuse is significantly positively correlated with customer satisfaction and 2) there is a significant increase in customer satisfaction. The results have been extended to the underlying populations, supposed normal.</p>